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May 26, 2013 at 13:14 comment added EhevuTov It was underpowered. I put it in more light and it worked.
May 3, 2013 at 21:13 history edited EhevuTov CC BY-SA 3.0
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May 3, 2013 at 20:16 comment added Chris Stratton Ah, I see now you have a MEGA2560 board rather than a MEGA328p based one, still I suspect that the processor used there can also run at much lower voltages than the board is currently set up to run it at.
May 3, 2013 at 20:12 answer added jippie timeline score: 4
May 3, 2013 at 20:01 answer added Anindo Ghosh timeline score: 5
May 3, 2013 at 20:00 history tweeted twitter.com/#!/StackElectronix/status/330411568112226304
May 3, 2013 at 19:56 comment added Chris Stratton No, there really are no error messages, unless you implement some. But you won't get a chance to send error messages unless the boards works long enough to get through the bootloader, into your code, and send / play / flash /whatever your message. If the power supply is iffy, that may well not be the case. Note that you can run an ATMEGA328p well down into the 3v range at an appropriate clock speed, but the input of the Arduino's 5v regulator has a minimum voltage spec that is (from memory) about what your panel would give under ideal conditions.
May 3, 2013 at 19:32 history edited EhevuTov CC BY-SA 3.0
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May 3, 2013 at 19:28 comment added EhevuTov It works just fine with USB. Do you know of a link with error messages for this board? I'm assuming there would be error messages similar to a PC motherboard, but I can't find any. This is my first micro-controller so I'm pretty noob.
May 3, 2013 at 19:06 comment added Chris Stratton An immediate issue to suspect would be that the panel does not meet the power needs of the board, at least not consistently. Solar panels tend to be rated at least for sale) for something close to their best case - often in realistic conditions their output will be drastically lower. It would be worth trying your arduino-style board on a good power supply (or USB power) to verify that it is otherwise functional.
May 3, 2013 at 18:45 history asked EhevuTov CC BY-SA 3.0